10 20 30 40 50 60 CGGACCCGGACCCGGAC--| A G C U CUUGCACA CCG CGGCUCGG AGCC UUGUUAU CGCGCAUCG \ GGC GCUGAGCU UCGG GACAGUG GCGUGUGGC G CCGUCCCAGGCGCCGAGCA^ C G C U CGAAGUCU 120 110 100 90 80 70